<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<h3>人的对象：firstname姓，lastname名，age，fullName1()方法</h3>
		<h3>动态添加：address地址，fullName2()方法</h3>
		<script>
			var person={
				firstname:"卓",
				lastname:"康俊",
				age:24,
				fullName1:function(){
					//函数不能直接访问对象属性,需要加this关键字
					return this.firstname+this.lastname;
				}
			}
			console.log(person);
			console.log(person.firstname);
			console.log(person.age);
			console.log(person.fullName1());
			
			//动态添加
			person.address = "废都西安";
			person.fullName2 = function(){
					return person.firstname+person.lastname+","+person.age;
				}
			console.log( person );
			console.log( person.fullName2()); 
		</script>>
	</body>
</html>
